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19,781
RESULTS

Media Type
16,393
texts
1,099
movies
1,011
images
952
audio
123
software
90
data
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Availability
18,610
Always Available
970
Available to Borrow
201
Waitlist
Topics & Subjects
4,966
NASA Technical Reports Server (NTRS)
3,887
Astronomy
1,191
astronomy
903
X RAY ASTRONOMY
719
ASTRONOMY
657
SPACEBORNE ASTRONOMY
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Collection
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Creator
4,966
nasa technical reports server (ntrs)
507
eric
404
defense technical information center
355
nasa
181
american museum of natural history
129
joe lalumia
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Language
14,763
English
399
French
389
German
244
Latin
113
Italian
105
undetermined
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